Remittance Advise.doc

General
Target

Remittance Advise.doc

Size

1MB

Sample

210727-fhfcq58qqa

Score
10 /10
MD5

ee9778dda2890792b7d5af77946a9436

SHA1

bdfec5e23d7ca0a12ca5347c644ea80fe21b2e00

SHA256

787ea1dbb0b03d6454f97c437513294260d4300e0d787745bda191318add10b7

SHA512

87a433e4e4b03a420f0a54a2894f8abb32a8b561a1be06c9a0cb673eb23357fb68f25e2d0cfe9314507b4d71db9293a12d83884f44a8680ead6fe991e56a71ed

Malware Config

Extracted

Language ps1
Deobfuscated
URLs
exe.dropper

httP://136.144.41.61/ordergoz.exe

Extracted

Family snakekeylogger
Credentials

Protocol: smtp

Host: smtp.wickwirewerehouse.com

Port: 587

Username: blessingss@wickwirewerehouse.com

Password: $BnDQ$@u%3

Targets
Target

Remittance Advise.doc

MD5

ee9778dda2890792b7d5af77946a9436

Filesize

1MB

Score
10 /10
SHA1

bdfec5e23d7ca0a12ca5347c644ea80fe21b2e00

SHA256

787ea1dbb0b03d6454f97c437513294260d4300e0d787745bda191318add10b7

SHA512

87a433e4e4b03a420f0a54a2894f8abb32a8b561a1be06c9a0cb673eb23357fb68f25e2d0cfe9314507b4d71db9293a12d83884f44a8680ead6fe991e56a71ed

Tags

Signatures

  • Process spawned unexpected child process

    Description

    This typically indicates the parent process was compromised via an exploit or macro.

  • Snake Keylogger

    Description

    Keylogger and Infostealer first seen in November 2020.

    Tags

  • CustAttr .NET packer

    Description

    Detects CustAttr .NET packer in memory.

  • Blocklisted process makes network request

  • Downloads MZ/PE file

  • Executes dropped EXE

  • Loads dropped DLL

  • Reads data files stored by FTP clients

    Description

    Tries to access configuration files associated with programs like FileZilla.

    Tags

    TTPs

    Data from Local System Credentials in Files
  • Reads user/profile data of local email clients

    Description

    Email clients store some user data on disk where infostealers will often target it.

    Tags

    TTPs

    Data from Local System Credentials in Files
  • Reads user/profile data of web browsers

    Description

    Infostealers often target stored browser data, which can include saved credentials etc.

    Tags

    TTPs

    Data from Local System Credentials in Files
  • Looks up external IP address via web service

    Description

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext

Related Tasks

MITRE ATT&CK Matrix
Command and Control
    Credential Access
    Defense Evasion
    Execution
      Exfiltration
        Impact
          Initial Access
            Lateral Movement
              Persistence
                Privilege Escalation
                  Tasks

                  static1

                  behavioral2

                  10/10